homebridge-fenix-tft-wifi
Version:
Homebridge plugin which adds a Fenix TFT WiFi thermostat as HomeKit device.
142 lines • 6.48 kB
JavaScript
"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const jwt_check_expiry_1 = __importStar(require("jwt-check-expiry"));
const axios_1 = __importDefault(require("axios"));
const fs_extra_1 = __importDefault(require("fs-extra"));
class TokenManager {
constructor(token, refreshToken, logger, hbApi) {
this.token = token;
this.refreshToken = refreshToken;
this.logger = logger;
this.hbApi = hbApi;
this.ttl = 60 * 60; // one hour
this.axiosClient = axios_1.default.create();
}
async loadInitialTokens() {
await this.loadTokensFromCustomConfig();
this.logger.debug('Check tokens from custom config');
this.refreshTokens();
try {
this.parsedJwt = (0, jwt_check_expiry_1.decode)(this.token);
}
catch (error) {
this.logger.error(`JWT Token is not valid! ${error}`);
}
setInterval(() => {
if (this.isJwtTokenNearToExpireExpired()) {
this.refreshTokens();
}
}, 15 * 60000);
}
isJwtTokenNearToExpireExpired() {
var _a, _b, _c;
const currentDate = new Date();
currentDate.setTime(currentDate.getTime() + (this.ttl * 1000));
const currentTime = currentDate.getTime() / 1000;
return currentTime > ((_c = (_b = (_a = this.parsedJwt) === null || _a === void 0 ? void 0 : _a.payload) === null || _b === void 0 ? void 0 : _b.exp) !== null && _c !== void 0 ? _c : 0);
}
isJwtTokenExpired(token) {
return (0, jwt_check_expiry_1.default)(token);
}
get sub() {
var _a, _b, _c;
return (_c = (_b = (_a = this.parsedJwt) === null || _a === void 0 ? void 0 : _a.payload) === null || _b === void 0 ? void 0 : _b.sub) !== null && _c !== void 0 ? _c : '';
}
refreshTokens() {
var _a, _b;
if (!this.isJwtTokenNearToExpireExpired()) {
this.logger.debug('Token is not expired.');
return;
}
if (!((_b = (_a = this.parsedJwt) === null || _a === void 0 ? void 0 : _a.payload) === null || _b === void 0 ? void 0 : _b.client_id)) {
this.logger.error('The token does not contain a client_id. ' + this.newTokenHint);
return;
}
const searchParams = new URLSearchParams();
searchParams.append('grant_type', 'refresh_token');
searchParams.append('client_id', this.parsedJwt.payload.client_id);
searchParams.append('refresh_token', this.refreshToken);
this.axiosClient.post('https://vs2-fe-identity-prod.azurewebsites.net/connect/token', searchParams, {
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
Authorization: 'Basic ' + this.token,
},
}).then((response) => {
this.logger.info('Tokens are refreshed');
fs_extra_1.default.writeJsonSync(this.customConfigPath, { accessToken: response.data.access_token, refreshToken: response.data.refresh_token });
this.loadTokensFromCustomConfig()
.then(() => this.logger.debug('Tokens are refreshed and loaded'))
.catch(() => this.logger.error('Tokens are cannot be loaded'));
}).catch(() => this.logger.error('Token is not possible to refresh'));
}
get accessToken() {
return this.token;
}
get customConfigPath() {
return this.hbApi.user.storagePath() + '/.fenixTftWifi.config.json';
}
async loadTokensFromCustomConfig() {
if (!await this.isCustomConfigExists()) {
this.logger.debug('Creating custom config');
if (this.isJwtTokenExpired(this.token)) {
throw new Error('JWT token is invalid. ' + this.newTokenHint);
}
this.logger.debug(this.token);
await fs_extra_1.default.writeJsonSync(this.customConfigPath, { accessToken: this.token, refreshToken: this.refreshToken });
}
this.logger.debug('Loading tokens from custom config');
const config = await fs_extra_1.default.readJson(this.customConfigPath);
if (this.isJwtTokenExpired(config.accessToken) && !this.isJwtTokenExpired(this.token)) {
this.logger.info('Removing custom config, because contain expired token');
await fs_extra_1.default.remove(this.customConfigPath);
return;
}
this.token = config.accessToken;
this.refreshToken = config.refreshToken;
if (this.isJwtTokenExpired(this.token)) {
throw new Error('JWT token is invalid. ' + this.newTokenHint);
}
try {
this.parsedJwt = (0, jwt_check_expiry_1.decode)(this.token);
}
catch (error) {
await fs_extra_1.default.remove(this.customConfigPath);
throw new Error('JWT token is invalid. ' + this.newTokenHint);
}
}
isCustomConfigExists() {
return fs_extra_1.default.pathExists(this.customConfigPath);
}
get newTokenHint() {
return 'Please get a new token according to the documentation on '
+ 'https://github.com/tomas-kulhanek/homebridge-fenix-tft-wifi#fenix-tokens';
}
}
exports.default = TokenManager;
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